package com.mvc.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.mvc.common.es.SkuEsMode;
import com.mvc.gulimall.search.config.GulimallElasticSearchConfig;
import com.mvc.gulimall.search.constant.EsConstant;
import com.mvc.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.lang.reflect.Array;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {
    @Autowired
    private RestHighLevelClient restHighLevelClient;


    /**
     * 保存sku数据
     * @param skuEsModes
     */
    @Override
    public Boolean productStatusUp(List<SkuEsMode> skuEsModes) throws IOException {
        //保存到es 中
         //1. 给es建立索引
        //2. 给es保存这些数据
        //BulkRequest bulkRequest, RequestOptions options
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsMode Mode : skuEsModes) {
            //构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(Mode.getSkuId().toString());
            String s = JSON.toJSONString(Mode);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);
        }

        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);
        //TODO 如果批量错误
        boolean b = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成：{}",collect);

        return b;


    }
}
